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We are currently updating hundreds of Revit files to our catalog. Some Revit files may be unavailable during this update persiod.
Backdraft & Pressure Relief Dampers

Aluminum Counterbalanced

Aluminum Gravity

Fabric

Steel
Models under this category
BD2A1: Commercial Backdraft Damper
BD2A2: Commercial Backdraft Damper
BD6: Commercial Backdraft Damper
BDR2: Commercial Backdraft Damper
CBD2: Commercial Counterbalanced Backdraft Damper
CBD4: Commercial Counterbalanced Backdraft Damper
CBD6: Commercial Counterbalanced Backdraft Damper
NMS2: Non-Metallic Commercial Backdraft Damper
S2SS: Stainless Steel Commercial Backdraft Damper
S3G: Commercial Backdraft Damper